Fix obsolete detail on StackElementID documentation (#3509) #6127

Job	Run time
Library (evolution)	4m 43s
xcodebuild (16) (IOS, 16.0)	9m 33s
xcodebuild (15) (test, IOS, 15.4)	37m 44s
xcodebuild (16) (MACOS, 16.0)	4m 53s
Check Macro Compatibility	3m 15s
xcodebuild (15) (test, MAC_CATALYST, 15.4)	23m 42s
Examples	17m 27s
xcodebuild (15) (test, MACOS, 15.4)	11m 23s
xcodebuild (15) (test, TVOS, 15.4)	18m 40s
xcodebuild (15) (test, VISIONOS, 15.4)	35m 45s
xcodebuild (15) (test, WATCHOS, 15.4)	20m 18s
xcodebuild (15) (IOS, 15.2)	11m 57s
xcodebuild (15) (MACOS, 15.2)	4m 51s
	3h 24m 11s

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